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3209482985 = 5719892763
BaseRepresentation
bin1011111101001100…
…1101001011101001
322021200012121222012
42333103031023221
523033111423420
61250250205305
7142351104152
oct27723151351
98250177865
103209482985
1113a7740085
12756a23835
133c1c0bc77
14226376929
1513bb72dc5
hexbf4cd2e9

3209482985 has 8 divisors (see below), whose sum is σ = 3856740480. Its totient is φ = 2564012464.

The previous prime is 3209482931. The next prime is 3209483009. The reversal of 3209482985 is 5892849023.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-3209482985 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 442787 + ... + 449976.

It is an arithmetic number, because the mean of its divisors is an integer number (482092560).

Almost surely, 23209482985 is an apocalyptic number.

It is an amenable number.

3209482985 is a deficient number, since it is larger than the sum of its proper divisors (647257495).

3209482985 is an equidigital number, since it uses as much as digits as its factorization.

3209482985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 893487.

The product of its (nonzero) digits is 1244160, while the sum is 50.

The square root of 3209482985 is about 56652.2990266061. The cubic root of 3209482985 is about 1475.0668145545.

The spelling of 3209482985 in words is "three billion, two hundred nine million, four hundred eighty-two thousand, nine hundred eighty-five".

Divisors: 1 5 719 3595 892763 4463815 641896597 3209482985